"Building Bristlebots: Basic Toothbrush Robotics": With a bag of toothbrushes and some basic electronics supplies, you can give a group of kids a fun introductory

Graphite Circuit DIY. Can you complete an LED circuit using a graphite pencil? Learn about the conductive properties of graphite and draw your own design to see it light up! This is a super quick and easy science experiment that is entertaining for both kids and adults alike.